Geology of the Bruneau Canyon, Idaho, U.S.A. (cont.)
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Figure 6. Map of the Northern part of the Bruneau basin, Idaho
4-location of figures 7 and 8 at 42º 41' N. 5-location of figure 9 at 42º 45' N. Data: 1/3 arc second NED (Courtesy of USGS).
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Figure 7. Bruneau River Canyon at 42º 41' N
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Click on image for full-size zoomable image
Figure 8. Photo of the Bruneau River Canyon at 42º 41' N
Same location than in figure 7. View to the northwest.
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Figure 9. Northern end of Bruneau Canyon
Google Earth image © Google. Google and the Google logo are registered trademarks of Google Inc., used with permission.
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Figure 10. Geologic map of the northern Bruneau Canyon area
Units in or near Bruneau Canyon. Quaternary: Qls-Landslide deposits. Quaternary or Tertiary: QTgq-Gravel surface, abundant quartzite; QTqb-Gravel surface, abundant quartzite, significant basalt. Tertiary: Tgq-Gravel lens or surface, abundant quartzite. Miocene to Pliocene: Ti-Clay- to sand-sized sediments; Thot-Reefal limestone of Hot Spring. Pliocene: Twc-Basalt of Winter Camp Butte; Tcuf-Basalt of Curlew Flat;Thc-Basalt of Hot Creek; Tind-Basalt of Indian Bathtub; Tbuc-Basalt of Buckaroo Dam; Tharu-Upper basalt of Harris Dam; Tharl-Lower basalt of Harris Dam; Tcro-Basalt of Crowbar Gulch; Tbru-Upper basalt of Bruneau River; Tbrm-Middle basalt of Bruneau River; Tbrl-Lower basalt of Bruneau River; Tmw-Basalt of Miller Water. Adapted from Jenks (1998).
References:
Jenks, M.D., Bonnichsen, B., and Godchaux, M.M., 1993, Geologic maps of the Grand View-Bruneau area, Owyhee County, Idaho: Idaho Geological Survey Technical Report 93-2, 21 p., 19 maps, scale 1:24,000.
Jenks, M.D., Bonnichsen, B., and Godchaux, M.M., 1998, Geologic map of the Grand View-Bruneau area, Owyhee County, Idaho, Digitally Compiled Version, scale 1:100,000.